A point charge q1 = + 7.00 x 10-10 C is at the point x = 0.900m, y= 0.700 m and a second point charge q2 = -3.00 x 10-10 C is at the point x = 0.900 m, y= 0m . Calculate the magnitude and direction of the resultant electric field at the origin due to these charges.
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